112 HON. W. ROTHSCHILD ON THE GENUS CASUAKIUS. 



Wattles wide apart on sides of neck C. bicarunculatus . 



Wattles close together on front of neck 4. 



/ Size large; wattles very large, above 5 inches long ... 5. 



I Size large ; wattles medium, 3 inches or less, or small . . 6. 

 4 i Size small ; casque low, sloping, and less erect ; sides of 



neck anteriorly bluish purple, posteriorly red ... C. casuarius. 



{ Size small ; casque very high 7. 



| Sides of neck anteriorly bright blue, posteriorly scarlet . C. casuarius sclateri. 



I Sides of neck anteriorly bluish purple, posteriorly scarlet . C. casuarius australis. 

 ( Casque low but very large, wattles joined at base ; sides of 



I neck anteriorly blue, posteriorly scarlet C. casuarius beccarii. 



| Casque low, not very large, wattles separate at base ; sides 



I of neck purplish mauve C. casuarius violicollis. 



Sides of neck entirely blue C. casuarius int emus. 



Sides of neck anteriorly blue, posteriorly scarlet .... C. casuarius salvadorii. 



Fore-neck blue, wattle crimson and blue ; casque very 



high, compressed laterally, depressed posteriorly . . C. philipi. 



8 \ Fore-neck blue in front, orange-scarlet at the sides ; 



wattle blue G. unappendiculatus rufotinctus. 



[_ Fore-neck orange or yellow, wattle yellow or livid ... 9. 



( Casque depressed posteriorly, not compressed laterally . . 10. 



9 ■{ Casque compressed laterally, fore- and hind-neck and sides 



V of the neck uniform orange C. unappendiculatus aurantiacus. 



i Casque low, the blue not extending below chin, naked sides 



of neck yellow veined with red C. unappendiculatus. 



I Casque very high, the blue extending on to the throat, naked 



[ sides of neck crimson C. unappendiculatus occipitalis. 



| Fore-neck blue 12. 



[ Fore-neck red, throat pink C. lorice. 



I Hind-neck scarlet 13. 



\ Hind-neck blue 14. 



i Large black patch on side of throat below ear surrounded 



13 ' by a broad pink band C. papuanns edwardsi. 



{ No black and pink patch on sides of throat C. papuanus. 



( Head and neck blue, sides of neck black with pink between 



the wrinkles C. bennetti. 



Head and neck blue, round patch on fore-neck and sides 



of neck rosy purple C. bennetti maculatus. 



Head whitish blue, fore- and hind-neck blue, sides of 



neck purplish red 15. 



Fore-neck entirely blue C. piclicollis hecki. 



14 { 



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1 f^ 



1 Tore-neck with red patch in centre C. picticoHis. 



